How severe is CVE-2020-1975?

CVE-2020-1975 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-1975 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-1975?

CVE-2020-1975 affects Paloaltonetworks Pan-os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-1975?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-1975 published?

CVE-2020-1975 was published on 2020-02-12 and last updated on 2026-06-17.

CVE-2020-1975

CVE-2020-1975 is a medium-severity vulnerability in Paloaltonetworks Pan-os with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-611.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 6.5
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Paloaltonetworks Pan-os
Published: 2020-02-12
Last modified: 2026-06-17

Description

Missing XML validation vulnerability in the PAN-OS web interface on Palo Alto Networks PAN-OS software allows authenticated users to inject arbitrary XML that results in privilege escalation. This issue affects PAN-OS 8.1 versions earlier than PAN-OS 8.1.12 and PAN-OS 9.0 versions earlier than PAN-OS 9.0.6. This issue does not affect PAN-OS 7.1, PAN-OS 8.0, or PAN-OS 9.1 or later versions.

Frequently asked questions

What is CVE-2020-1975?: Missing XML validation vulnerability in the PAN-OS web interface on Palo Alto Networks PAN-OS software allows authenticated users to inject arbitrary XML that results in privilege escalation. This issue affects PAN-OS 8.1 versions earlier than PAN-OS 8.1.12 and PAN-OS 9.0 versions earlier than PAN-OS 9.0.6. This issue does not affect PAN-OS 7.1, PAN-OS 8.0, or PAN-OS 9.1 or later versions.
How severe is CVE-2020-1975?: CVE-2020-1975 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-1975 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-1975?: CVE-2020-1975 affects Paloaltonetworks Pan-os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-1975?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-1975 published?: CVE-2020-1975 was published on 2020-02-12 and last updated on 2026-06-17.

References

https://security.paloaltonetworks.com/CVE-2020-1975

Affected products (1)

cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*

More vulnerabilities in Paloaltonetworks Pan-os

CVE-2024-3400 — Critical (CVSS 10.0): A command injection as a result of arbitrary file creation vulnerability in the GlobalProtect feature of Palo Alto…
CVE-2020-2021 — Critical (CVSS 10.0): When Security Assertion Markup Language (SAML) authentication is enabled and the 'Validate Identity Provider…
CVE-2019-17440 — Critical (CVSS 10.0): Improper restriction of communications to Log Forwarding Card (LFC) on PA-7000 Series devices with second-generation…
CVE-2012-6603 — Critical (CVSS 10.0): The web management UI in Palo Alto Networks PAN-OS before 3.1.12, 4.0.x before 4.0.10, and 4.1.x before 4.1.4 allows…
CVE-2012-6601 — Critical (CVSS 10.0): The device-management command-line interface in Palo Alto Networks PAN-OS before 3.1.12, 4.0.x before 4.0.10, and 4.1.x…
CVE-2012-6593 — Critical (CVSS 10.0): Palo Alto Networks PAN-OS before 3.1.10 and 4.0.x before 4.0.4 allows remote attackers to execute arbitrary commands…

All CVEs affecting Paloaltonetworks Pan-os →

Other CWE-611 (Improper Restriction of XML External Entity Reference (XXE)) vulnerabilities

CVE-2022-22486 — Critical (CVSS 10.0): IBM Tivoli Workload Scheduler 9.4, 9.5, and 10.1 is vulnerable to an XML External Entity Injection (XXE) attack when…
CVE-2019-14678 — Critical (CVSS 10.0): SAS XML Mapper 9.45 has an XML External Entity (XXE) vulnerability that can be leveraged by malicious attackers in…
CVE-2015-9280 — Critical (CVSS 10.0): MailEnable before 8.60 allows XXE via an XML document in the request.aspx Options parameter.
CVE-2018-1000838 — Critical (CVSS 10.0): autopsy version <= 4.9.0 contains a XML External Entity (XXE) vulnerability in CaseMetadata XML Parser that can result…
CVE-2018-1000837 — Critical (CVSS 10.0): UML Designer version <= 8.0.0 contains a XML External Entity (XXE) vulnerability in XML parser for plugins that can…
CVE-2018-1000835 — Critical (CVSS 10.0): KeePassDX version <= 2.5.0.0beta17 contains a XML External Entity (XXE) vulnerability in kdbx file parser that can…

Browse all CWE-611 (Improper Restriction of XML External Entity Reference (XXE)) vulnerabilities →